A randomized 25 question test from a pool of 761 questions, good luck!
Sometimes a controller module cannot execute the logic that is required. Which of the subsystems below would be able to execute this logic?
Which of the answers best represents the number of cables available for use in the segments of Foundation fieldbus H1 transmission system?
Over the lifetime of a HMI, there will be changes to it's software form the supplier. Which of the terms below would best describe the red number in the picture below?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is a network that links smaller networks together, but potentially on a global scale?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is used for schools, small localized businesses, and shopping malls?
There are many different software programs that are commonly used by a DCS. Which of the programs below would allow observation and control of the plant?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using peer-to-peer communication?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
The various DCS networks are vital to any plant or process operating smoothly. Which of the networks below must faster and more reliable than any of the others?
There are two characteristics that are defined by the classifications of the IPv4 networks. Which of the answers below contains both of those characteristics?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a DeviceNet protocol?
Which of the answers is not an advantage of analog field communication? Choose the best answer from those below.
Which of the answers below best describes the OSI layers that a HART certified is not compliant with?
Which of the messaging types below is best described as communication by sending a command, initiated by the scanner module, to all field device on the segment?
The quality of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the value may be useful, but of diminished quality?
The installation of a SCADA system has several difficulties associated with it. Which of the challenges below would be best defined as one that validates the hardware and software design complies with regulations?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of two output holding registers # 40002 & 40003 to the slave device
Which of the messaging types below is best described as direct communication with a field device initiated by the scanner module?
There are many options to choose from for alarm states. Which of the following alarm states can be best described as when the alarm clears due to the process before the operator has time to respond to it?
Which of the lengths below relates best to a spur cable with 2 field devices connected?
Which of the wire types below is best described as "requiring a tinned copper drain wire"?
Data communication in a DCS takes the form of various networks. Which of the networks below connect servers that share control data over redundant networks?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the answers below expresses the register size and permissions of an input register?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below should have the longest response times?
Which of the messaging types below is best described as direct communication with a field device initiated by the scanner module?